ZDI-24-104: Allegra saveFile Directory Traversal Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Allegra. Although authentication is required to exploit this vulnerability, product implements a registration mechanism that can be used to create a user with a sufficient privilege level. The specific flaw exists within the saveFile method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of LOCAL SERVICE.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Allegra. Although authentication is required to exploit this vulnerability, product implements a registration mechanism that can be used to create a user with a sufficient privilege level. The ZDI has assigned a CVSS rating of 9.8. The following CVEs are assigned: CVE-2024-22548.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-24-104?
The severity of ZDI-24-104 is considered high due to its potential for remote code execution.
How do I fix ZDI-24-104?
To mitigate ZDI-24-104, ensure that all Allegra installations are updated to the latest patched version provided by the vendor.
What type of attacks could leverage ZDI-24-104?
ZDI-24-104 could be exploited by remote attackers to execute arbitrary code on vulnerable Allegra installations.
Is authentication required to exploit ZDI-24-104?
Yes, authentication is required to exploit ZDI-24-104, but attackers can create a user with sufficient privileges.
Which software versions are affected by ZDI-24-104?
ZDI-24-104 affects specific installations of Allegra software that have not been updated with the latest security patches.